<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <style type="text/css">
        body, html{width: 100%;height: 100%;margin:0;font-family:"微软雅黑";font-size:14px;}
        #l-map{height:100%;width:100%;}
        #r-result{width:100%;}
    </style>
   <script type="text/javascript" src="http://api.map.baidu.com/api?v=3.0&ak=IjOcL3u9casXr7TIi08ucM7PGvAEyDbs"></script>
    <title>关键字输入提示词条</title>
</head>
<body>
    <div id="l-map">
    </div>
</body>
</html>

<script type="text/javascript">
    // 百度地图API功能
    function G(id) {
        return document.getElementById(id);
    }

    var map = new BMap.Map("l-map");
    map.centerAndZoom("襄阳",10);                   // 初始化地图,设置城市和地图级别。

    // 定义一个控件类,即function
    function ZoomControl() {
        this.defaultAnchor = BMAP_ANCHOR_TOP_LEFT;
        this.defaultOffset = new BMap.Size(10, 10);
    }

    // 通过JavaScript的prototype属性继承于BMap.Control
    ZoomControl.prototype = new BMap.Control();

    // 自定义控件必须实现自己的initialize方法,并且将控件的DOM元素返回
    // 在本方法中创建个div元素作为控件的容器,并将其添加到地图容器中
    ZoomControl.prototype.initialize = function(map){
      // 创建一个DOM元素
      var div = document.createElement("div");
      div.innerHTML = '<div id="r-result">' +
          '<input type="text" id="suggestId" size="20" value="百度" style="width:300px;height:35px;" placeholder="请输入地址" />' +
          '</div><div id="searchResultPanel" style="border:1px solid #C0C0C0;width:150px;height:auto; display:none;"></div>';

      // 添加DOM元素到地图中
      map.getContainer().appendChild(div);
      // 将DOM元素返回
      return div;
    }

    // 创建控件
    var myZoomCtrl = new ZoomControl();
    // 添加到地图当中
    map.addControl(myZoomCtrl);


    var ac = new BMap.Autocomplete(    //建立一个自动完成的对象
        {"input" : "suggestId"
        ,"location" : map
    });

    ac.addEventListener("onhighlight", function(e) {  //鼠标放在下拉列表上的事件
    var str = "";
        var _value = e.fromitem.value;
        var value = "";
        if (e.fromitem.index > -1) {
            value = _value.province +  _value.city +  _value.district +  _value.street +  _value.business;
        }
        str = "FromItem<br />index = " + e.fromitem.index + "<br />value = " + value;

        value = "";
        if (e.toitem.index > -1) {
            _value = e.toitem.value;
            value = _value.province +  _value.city +  _value.district +  _value.street +  _value.business;
        }
        str += "<br />ToItem<br />index = " + e.toitem.index + "<br />value = " + value;
        G("searchResultPanel").innerHTML = str;
    });

    var myValue;
    ac.addEventListener("onconfirm", function(e) {    //鼠标点击下拉列表后的事件
    var _value = e.item.value;
        myValue = _value.province +  _value.city +  _value.district +  _value.street +  _value.business;
        G("searchResultPanel").innerHTML ="onconfirm<br />index = " + e.item.index + "<br />myValue = " + myValue;

        setPlace();
    });

    function setPlace(){
        map.clearOverlays();    //清除地图上所有覆盖物
        function myFun(){
            var pp = local.getResults().getPoi(0).point;    //获取第一个智能搜索的结果
            map.centerAndZoom(pp, 14);
            map.addOverlay(new BMap.Marker(pp));    //添加标注
        }
        var local = new BMap.LocalSearch(map, { //智能搜索
          onSearchComplete: myFun
        });
        local.search(myValue);
    }
</script>


